Throw the dice and decide whether to double or halve the number. Will you be the first to reach the target?
Each of the nets of nine solid shapes has been cut into two pieces. Can you see which pieces go together?
Here are shadows of some 3D shapes. What shapes could have made them?
Norrie sees two lights flash at the same time, then one of them flashes every 4th second, and the other flashes every 5th second. How many times do they flash together during a whole minute?
The planet of Vuvv has seven moons. Can you work out how long it is between each super-eclipse?
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
Crosses can be drawn on number grids of various sizes. What do you notice when you add opposite ends?
A tilted square is a square with no horizontal sides. Can you devise a general instruction for the construction of a square when you are given just one of its sides?
Investigate what happens to the equation of different lines when you translate them. Try to predict what will happen. Explain your findings.
